Dawn’s produce 92 millinewtons of thrust, something like a fiftieth of the amount in a smallish firework rocket.
“黎明”号产生的推进力仅为0.092牛顿，是小型烟花火箭推进力的五十分之一。
Dawn's produce 92 millinewtons of thrust, something like a fiftieth of the amount in a smallish firework rocket.
“黎明”号的离子发动机产生0.092牛顿的推力，就像一个较小烟火火箭推动力的五十分之一。
A fiftieth anniversary exhibition will honor the architect and his work.
五十周年展是为了纪念这位建筑师和他的作品。
A fiftieth anniversary exhibition will honor the architect and his work.
五十周年展是为了纪念这位建筑师和他的作品。
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